The Wacker Neuson Differential Area Relief Valve 2000 PSI is a genuine OEM hydraulic component designed for the RD880V Double Drum Vibratory Roller. Sourced directly from Wacker Neuson, this part carries the exact pressure rating and dimensional spec required by the RD880V hydraulic circuit. If your roller is showing erratic drum behavior, loss of drive force, or hydraulic pressure faults, the is a common service item to inspect and replace. Confirming this part number against your machine serial number before ordering ensures a direct, correct-fit installation.
Key Features
- Genuine OEM Pressure Rating: — Valve is rated to the original 2000 PSI specification, maintaining the hydraulic system's designed operating pressure without calibration guesswork.
- Direct Hydraulic Circuit Replacement: — Engineered to seat and thread into the existing valve block on the RD880V without adaptation, preserving system integrity from installation.
- Verified RD880V Fitment: — Confirmed for the RD880V Double Drum Vibratory Roller, giving you confidence that the part number matches your machine's hydraulic architecture.
- Protects Drum Drive Performance: — A correctly functioning differential area relief valve maintains consistent drum vibration and travel drive force; a failed valve can cause sluggish or uneven compaction output.
- Hydraulic System Safety: — Relief valves are a critical pressure-protection component. Running a worn or out-of-spec valve risks overpressure events that can damage downstream hydraulic components and affect operator safety.
A differential area relief valve is a hydraulic pressure-control component that limits the maximum pressure in a specific circuit by diverting flow when a set pressure threshold is reached. In a double drum vibratory roller like the RD880V, it protects the hydraulic system during high-load conditions — such as tight turns or sudden changes in drum resistance — by preventing pressure spikes from propagating through the circuit. When this valve wears, sticks, or loses its pressure setting, operators may notice loss of drive responsiveness, overheating hydraulic fluid, or erratic drum behavior that directly affects compaction consistency.
Part Details
| Part Number | 5000078959 |
|---|---|
| Old Part Number | 0078959 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Differential Area Relief Valve 2000 PSI |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Double Drum Vibratory Roller | RD880V | 5000006736 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
Wacker Neuson
Wacker Neuson 5000112281 Diff. Area Relief Valve 2000 PSI
